must read!!!1: please read the title carefully before buying. Please confirm the board model and machine model. If you are not sure that the right to buy products does not match the work, it is the buyer's responsibility. We have no responsibility. accept the return, but we don't bear the transportation fee. If you don't understand this question, you can email us at any time, and we reply to your email. Thank you!2. These products are in use, and the circuit board components are not damaged. We test before delivery3. are tested before shipment. If the product breaks down during transportation, please inform us immediately after receiving it.4: don't cause disputes because the product is too old. We have a detailed description. If you can't accept it, please don't place an order to avoid unnecessary disputes. Thank you.some products are new. If there is new stock, we send all new products. If the new stock is sold out, we send out the old products, but have been strictly tested before delivery, so don't worry! I hope you can understand!If you have any quality problems, you can contact us.(The appearance from batch to batch, but it does not affect the use)Color: As shownMaterial: pcbPackage Contents:1 * Logic Board kitOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +- 1-3cm.